Vocabulary
Lesson4.1, 4.2
Lesson 4.3
Lesson 4.6, 4.7
Misc.
100
A speed of 30mi/h is an example of a(n)... *reduction *scale factor *proportion *unit rate *conversion factor
What is unit rate.
100
Write the ratio in simplest form. 6s out of 48s
1/8
100
Solve the proportion. 4/5 = x/20
16
100
The scale of a map is 1 in. : 7 mi. How many actual miles does the measurement on the map represent? 6.2 in.
43.4 mi
100
Find an equivalent rate. $33/h = $____/min
$0.55/min
200
A(n) ______ is an equation stating that two ratios are equal. *reduction *scale factor *proportion *unit rate *conversion factor
What is proportion
200
Write the ratio in simplest form. 1 ft : 1 yd
1/3
200
Solve the proportion. 6/a = 18/3
1
200
The scale of a map is 1 in. : 7 mi. How many actual miles does the measurement on the map represent? 9.5 in.
66.5 mi
200
Find an equivalent rate. 3 ft/s = ____ yd/min *3ft = 1 yd* *60 s = 1 min*
60 yd/min
300
A model of an office building may have a(n) _______ of 1 : 200. *reduction *scale factor *proportion *unit rate *conversion factor
What is scale factor.
300
Use a calculator, paper and pencil, or mental math to find each unit rate. $42 for 1.5 h
$28/h
300
Solve the proportion. 14/6 = 28/t
12
300
The scale of a map is 1 in. : 7 mi. How many actual miles does the measurement on the map represent? 4 2/3 in.
32.7 mi
300
Solve the proportion. 3/7 = 6/n
14
400
A(n) ______ is a dilation with a scale factor less than one. *reduction *scale factor *proportion *unit rate *conversion factor
What is reduction.
400
Use a calculator, paper and pencil, or mental math to find each unit rate. 150km per 24 L
6.25 km/L
400
Solve the proportion. b/16 = 9/2
72
400
The scale of a map is 1 in. : 7 mi. How many actual miles does the measurement on the map represent? 8 1/5 in.
57.4 mi
400
Write the ratio in simplest form. 16 cm : 60 cm
4/15
500
You can use a(n) ______ to convert 3.4 miles to feet. *reduction *scale factor *proportion *unit rate *conversion factor
What is conversion factor
500
A 36-oz container of ketchup costs $2.52. A 24-oz container of ketchup costs $1.69. Which container of ketchup is the better buy? Explain.
Neither, the unit rate for each container is about $.07.
500
Recently, the exchange rate for euros to U.S. dollars was 0.81 euros = $1. How many euros would you receive for $1,000?
810 euros
500
The scale of a plan is 1 in. : 8 ft. A room will be 18 ft long by 14 ft wide. Find the dimensions on the plan.
2.25 in. by 1.75 in.
500
Write the ratio in simplest form. 6 yd to 36 ft *3ft = 1 yd*
1/2
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